Finding the Fourth Proportional to 178,221.72, 267,750.66 and 168,133.98
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Solution
The fourth proportional to 178,221.72, 267,750.66 and 168,133.98 is: 252,595.39
Step by Step Solution
- Step 1: Write the proportion equation
178,221.72 : 267,750.66 = 168,133.98 : x - Step 2: Convert to fraction form
178,221.72/267,750.66 = 168,133.98/x - Step 3: Cross multiply
178,221.72x = 267,750.66 × 168,133.98 - Step 4: Simplify right side
178,221.72x = 45,017,984,113.43 - Step 5: Solve for x
x = 45,017,984,113.43/178,221.72 - Step 6: Final answer
x = 252,595.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.